Great Migrations
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"A National Georgraphic Channel global television event"--Cover.
"A National Georgraphic Channel global television event"--Cover.
Every year like clockwork, animals both big and small are driven by a natural instinct to move, in order to survive. On both land and sea, they fight the odds a
Todos los años, grandes y pequeños animales se ven obligados a migrar para sobrevivir. Tanto en el mar como en la tierra, estos animales enfrentan obstáculos
The monarch butterfly, one of the most seemingly delicate of all of nature’s animals, proves to be one of the toughest in this reader. Making the yearly trip
Introduces animal migration and why some animals migrate, including the zebras in Botswana, the red crabs of Christmas Island, and the walruses in the Bering an